grim/convey

closing merged branch
hostnames
2017-10-13, Gary Kramlich
33eae19fcbbe
closing merged branch
/*
* Convey
* Copyright 2016-2017 Gary Kramlich <grim@reaperworld.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package docker
import (
"strings"
"github.com/aphistic/gomol"
"bitbucket.org/rw_grim/convey/state"
)
// ParseImage will convert an image like python:3 to it's registry, name, and tag
func ParseImage(image string) (string, string, string) {
registry := ""
name := ""
tag := ""
parts := strings.SplitN(image, "/", 2)
if len(parts) == 2 {
registry = parts[0]
image = parts[1]
}
parts = strings.SplitN(image, ":", 2)
name = parts[0]
if len(parts) > 1 {
tag = parts[1]
}
return registry, name, tag
}
// StopContainer will call 'docker stop' on the given container id
func StopContainer(cid string, logger *gomol.LogAdapter, st *state.State) error {
template := `stop {{.CID}}`
params := map[string]interface{}{
"CID": cid,
}
_, stderr, err := DockerOutput("stop container", template, params, st)
if err != nil {
return err
}
if stderr != "" {
logger.Warnf("%s", strings.TrimSpace(stderr))
}
return nil
}